.flex{
  display: flex;
}
.flex-row{
  display: flex;
  flex-direction: row;
}
.flex-center{
  display: flex;
  align-items: center;
  justify-content: center;
}
.flex-column {
  display: flex;
  flex-direction: column;
}
.flex-wrap {
  flex-wrap: wrap;
}
.flex1 {
  flex: 1;
}
.align-start {
  align-items: flex-start;
}
.align-center {
  align-items: center;
}
.align-end {
  align-items: flex-end;
}
.align-baseline{
  align-items: baseline;
}
.justify-start {
  justify-content: flex-start;
}
.justify-center {
  justify-content: center;
}
.justify-end {
  justify-content: flex-end;
}
.justify-around {
  justify-content: space-around;
}
.justify-between {
  justify-content: space-between;
}
.flex-1{
  display: flex;
  flex: 1;
}
.h100{
  height: 100%;
}
.h50{
  height: 50%;
}
